wdiff - Man Page
display word differences between text files
Examples (TL;DR)
- Compare two files: 
wdiff path/to/file1 path/to/file2 - Ignore case when comparing: 
wdiff [-i|--ignore-case] path/to/file1 path/to/file2 - Display how many words are deleted, inserted or replaced: 
wdiff [-s|--statistics] path/to/file1 path/to/file2 
Synopsis
wdiff [OPTION]... FILE1 FILE2
wdiff -d [OPTION]... [FILE]
Description
wdiff - Compares words in two files and report differences.
Mandatory arguments to long options are mandatory for short options too.
- -C, --copyright
 display copyright then exit
- -1, --no-deleted
 inhibit output of deleted words
- -2, --no-inserted
 inhibit output of inserted words
- -3, --no-common
 inhibit output of common words
- -a, --auto-pager
 automatically calls a pager
- -d, --diff-input
 use single unified diff as input
- -h, --help
 display this help then exit
- -i, --ignore-case
 fold character case while comparing
- -l, --less-mode
 variation of printer mode for "less"
- -n, --avoid-wraps
 do not extend fields through newlines
- -p, --printer
 overstrike as for printers
- -s, --statistics
 say how many words deleted, inserted etc.
- -t, --terminal
 use termcap as for terminal displays
- -v, --version
 display program version then exit
- -w, --start-delete=STRING
 string to mark beginning of delete region
- -x, --end-delete=STRING
 string to mark end of delete region
- -y, --start-insert=STRING
 string to mark beginning of insert region
- -z, --end-insert=STRING
 string to mark end of insert region
Compatibility
Some options that used to provide some unique functionality are no longer recommended, but still recognized for the sake of backwards compatibility.
- -K, --no-init-term
 Now synonymous to --terminal, which never initializes the terminal.
Author
Written by Franc,ois Pinard <pinard@iro.umontreal.ca>.
Reporting Bugs
Report bugs to <wdiff-bugs@gnu.org>.
Copyright
Copyright © 1992, 1997, 1998, 1999, 2009, 2010, 2011, 2012 Free Software Foundation, Inc.
This is free software; see the source for copying conditions.  There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See Also
The full documentation for wdiff is maintained as a Texinfo manual. If the info and wdiff programs are properly installed at your site, the command
info wdiff
should give you access to the complete manual.
Referenced By
debdiff(1), diff(1), urlwatch-cookbook(7), wiggle(1).